# Girls Long Sleeve T-shirts (Ages 3–12)

- [View](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/girls-dressup/tops/t-shirt/long-sleeve)
- **Categories:** [Baby and Kids' Clothes](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes.md) > [Girls Clothes (3-12 Years)](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/girls-dressup.md) > [Tops for Girls (Ages 3–12)](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/girls-dressup/tops.md) > [Girls' T-shirts (Ages 3–12)](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/girls-dressup/tops/t-shirt.md) > Girls Long Sleeve T-shirts (Ages 3–12)
- Results: 9
- Page 1 of 1

## Products

- [Jelliene Long Sleeves Printed T-Shirt - Pink](https://www.mumzworld.com/sa-en/jelliene-long-sleeves-printed-t-shirt-pink.md)
  - **Brand:** Jelliene
  - **Price:** SAR 68.00
  - In stock
  - https://www.mumzworld.com/media/catalog/product/cache/abbe87547126054a260ab1dcf2fa50de/m/s/msbm-rdkttdg-w202-config-sweat-top-with-print-at-front-1676028250.jpg

- [Jelliene Girls' Embroidered Long Sleeve Top - White](https://www.mumzworld.com/sa-en/jelliene-girls-embroidered-long-sleeve-top-white-14383107-dksbing509-config.md)
  - **Brand:** Jelliene
  - **Price:** SAR 57.00
  - In stock
  - https://www.mumzworld.com/media/catalog/product/cache/abbe87547126054a260ab1dcf2fa50de/14383107-DKSBING509-CONFIG-1.jpg

- [Jelliene Printed Round Neck Full Sleeve Knit T-Shirt - Ivory](https://www.mumzworld.com/sa-en/jelliene-printed-round-neck-f-slv-knit-t-shirt-ivory.md)
  - **Brand:** Jelliene
  - **Price:** SAR 23.00
  - In stock
  - https://www.mumzworld.com/media/catalog/product/cache/abbe87547126054a260ab1dcf2fa50de/m/s/msbm-jykttng-w01-config-jelliene-printed-round-neck-f-slv-knit-t-shirt-ivory-1635917108.jpg

- [Aiko Girls Long Sleeves T-Shirt with Embroidery - Lilac](https://www.mumzworld.com/sa-en/aiko-girls-long-sleeves-t-shirt-w-embroidery-lilac.md)
  - **Brand:** AIKO
  - **Price:** SAR 91.00
  - In stock
  - https://www.mumzworld.com/media/catalog/product/cache/abbe87547126054a260ab1dcf2fa50de/t/c/tc-ol1-config-aiko-girls-long-sleeves-t-shirt-w-embroidery-lilac-1672048330.jpg

- [Jelliene Printed Round Neck Full Sleeve Knit T-Shirt - Light Pink](https://www.mumzworld.com/sa-en/jelliene-printed-round-neck-f-slv-knit-t-shirt-light-pink.md)
  - **Brand:** Jelliene
  - **Price:** SAR 57.00
  - In stock
  - https://www.mumzworld.com/media/catalog/product/cache/abbe87547126054a260ab1dcf2fa50de/m/s/msbm-jykttng-w04-config-jelliene-printed-round-neck-f-slv-knit-t-shirt-light-pink-1635917109.jpg

- [Petit Bateau - Girl's Heart Pattern Long Sleeves T-Shirt - Marshmallow](https://www.mumzworld.com/sa-en/petit-bateau-girl-s-heart-pattern-long-sleeves-t-shirt-marshmallow-35018446-pet_a0gw001_zwm_3a-config.md)
  - **Brand:** Petit Bateau
  - **Price:** SAR 181.00
  - In stock
  - https://www.mumzworld.com/media/catalog/product/cache/abbe87547126054a260ab1dcf2fa50de/35018446-PET_A0GW001_ZWM_3A-CONFIG-1.jpg

- [Petit Bateau - Long Sleeves Plain T-Shirt With Collar - Charmi](https://www.mumzworld.com/sa-en/petit-bateau-long-sleeves-plain-t-shirt-with-collar-charmi-35018446-pet_a0gyh08_ik9_3a-config.md)
  - **Brand:** Petit Bateau
  - **Price:** SAR 192.00
  - In stock
  - https://www.mumzworld.com/media/catalog/product/cache/abbe87547126054a260ab1dcf2fa50de/35018446-PET_A0GYH08_IK9_3A-CONFIG-1.jpg

- [Petit Bateau - Girl's Floral Print Long Sleeves T-Shirt - Milk](https://www.mumzworld.com/sa-en/petit-bateau-girl-s-floral-print-long-sleeves-t-shirt-milk-35018446-pet_a0gs201_hu3_3a-config.md)
  - **Brand:** Petit Bateau
  - **Price:** SAR 251.00
  - In stock
  - https://www.mumzworld.com/media/catalog/product/cache/abbe87547126054a260ab1dcf2fa50de/35018446-PET_A0GS201_HU3_3A-CONFIG-1.jpg

- [Petit Bateau Girls' Long Sleeved T-Shirts - White - Pack of 2](https://www.mumzworld.com/sa-en/petit-bateau-girls-long-sleeved-white-t-shirts-pack-of-2-35018446-pet_a0aac00_zga_10a-config.md)
  - **Brand:** Petit Bateau
  - **Price:** SAR 159.00
  - In stock
  - https://www.mumzworld.com/media/catalog/product/cache/abbe87547126054a260ab1dcf2fa50de/35018446-PET_A0AAC00_ZGA_10A-CONFIG-1.jpg

## Top filters

- **Price:** SAR 23.00 - SAR 251.00
- **Category:** T-Shirts (9), Tops (1)
- **Brand:** Jelliene (4), Petit Bateau (4), AIKO (1)
- **Age:** 3-4 yrs (6), 8-9 yrs (6), 4-5 yrs (5), 5-6 yrs (5), 6-7 yrs (5), 10-11 yrs (4), 9-10 yrs (3), 11-12 yrs (3), 12-13 yrs (3), 13+ yrs (3)
- **Gender:** Girl (9)
- **Color:** Pink (2), Purple (1), White (1), Multicolor (1), Ivory (1)

## Description

### Choosing the Best Girls Long Sleeve T-Shirts for Layering, Warmth, and Everyday Style

Outfitting your young girl with versatile, cozy, and skin-safe layering tops begins with choosing high-performance cotton long sleeves. Because active children spend their days learning in air-conditioned classrooms, playing outdoors, and transitioning between changing seasons, investing in high-quality girls long sleeve t-shirts provides the essential baseline for their physical thermal regulation, skin protection, and daily comfort. Lower-grade synthetic long-sleeve tops or poorly constructed shirts with stiff dyes and heavy interior seams can trap sweat, rub against sensitive skin, and trigger uncomfortable contact rashes or eczema flare-ups. At Mumzworld, we focus on curating an exceptional collection of organic cotton long-sleeve girls' t-shirts, thermal waffle knits, and tagless everyday basics engineered with flatlock seams and non-irritating necklines. Choosing the right long-sleeve t-shirts gives your child complete freedom to move, simplifies morning outfit coordination for parents across every season, and delivers long-lasting fabric durability through countless laundry cycles.

Refreshing your family's wardrobe for the upcoming season, especially with bright summer days on the horizon, can be a busy but delightful experience. Finding the right outfits makes all the difference in keeping everyone comfortable and stylish. Explore our complete collection of [kids clothes & women's fashion](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes) to find everything you need. For the youngest members of the family, our [toddler & baby fashion](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/baby-clothes) range offers unmatched softness and quality. Keep your infants cozy during daily play with adorable [baby onesies & bodysuits](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/baby-clothes/onesies), and ensure peaceful nights with breathable [baby sleepwear](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/baby-clothes/sleepwear). For everyday summer outings, mix and match lightweight [baby shirts and t-shirts for boys & girls](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/baby-clothes/tops) with comfortable [newborn baby bottoms](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/baby-clothes/bottoms). Planning a special family gathering? Our elegant [baby girl dresses](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/baby-clothes/dresses) are perfect for any occasion, while our coordinated [baby clothing sets for girls and boys](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/baby-clothes/matching-sets) take the guesswork out of styling. When the indoor AC gets too chilly, layer up gently with [baby coats & jackets](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/baby-clothes/outerwear). For those long-awaited sunny beach days or pool trips, dive into our vibrant [baby swimwear](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/baby-clothes/swimwear), and let their imaginations soar at summer parties with fun [baby costumes & fancy dresses](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/baby-clothes/costumes). Do not forget the daily essentials, from soft [newborn underwear](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/baby-clothes/underwear) and supportive [toddler and baby footwear](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/baby-clothes/shoes) for those first steps, to snug [baby socks](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/baby-clothes/socks).

As your little ones grow, their style evolves, and our dedicated [girls clothes](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/girls-dressup) section ensures they always step out in confidence. Choose from beautiful [dresses for girls](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/girls-dressup/dresses) for weekend brunches, or pair trendy [tops for girls](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/girls-dressup/tops) with versatile [girls' bottom wear](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/girls-dressup/bottoms) for a chic everyday look. Save time during busy mornings with stylish [girls' clothing sets](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/girls-dressup/matching-sets), and keep them warm during cooler travels with cozy [winter wear for girls](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/girls-dressup/outerwear). Make bedtime relaxing with cute [girls' sleepwear](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/girls-dressup/sleepwear), and support their summer camp activities with durable [girls' sportswear](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/girls-dressup/activewear). Complete their looks with charming [accessories for girls](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/girls-dressup/accessories), get them ready for playful events with creative [fancy dress for kids](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/girls-dressup/costumes), and encourage their spiritual routines with elegant [islamic prayer clothes for girls](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/girls-dressup/prayer-clothing). Finally, stock up their drawers with breathable [girls' underwear](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/girls-dressup/underwear) and [girls' socks](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/girls-dressup/socks), find the perfect fit with trendy [footwear for girls](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/girls-dressup/girls-footwear), and get them ready to make a splash in the summer waves with our beautiful [girls' swimwear](https://www.mumzworld.com/sa-en/c/baby-clothing-shoes/girls-dressup/girls-swimwear).

At Mumzworld, we are dedicated to supporting your parenting journey by providing the highest quality essentials for every stage of your child's growth. Beyond our extensive collections, we also provide a premium range of travel and nursing gear to keep your little one safe and comfortable. Check out our [baby strollers](https://www.mumzworld.com/sa-en/c/travel-gear/strollers-prams) and top-rated [baby car seat](https://www.mumzworld.com/sa-en/c/travel-gear/car-seats) options for secure trips, or browse our stylish and functional [baby diaper bags](https://www.mumzworld.com/sa-en/c/travel-gear/bags) for all your on-the-go needs. For closer bonding, explore our ergonomic [baby carrier](https://www.mumzworld.com/sa-en/c/travel-gear/baby-carriers) selection. We also support nursing mothers with the latest in [breast feeding](https://www.mumzworld.com/sa-en/c/feeding-and-nursing/breastfeeding) technology and [breast pumps](https://www.mumzworld.com/sa-en/c/feeding-and-nursing/breastfeeding/breast-pumps). Additionally, you can find engaging [infant activity](https://www.mumzworld.com/sa-en/c/travel-gear/infant-activity) products to spark development, as well as a versatile [baby carry cot & travel cot](https://www.mumzworld.com/sa-en/c/travel-gear/travel-beds-carrycots) for peaceful sleep wherever you go.

### Pure Botanical Fabrics and Sensitive-Skin Protection

A child's delicate skin barrier requires certified chemical-free, micro-porous materials that allow natural skin respiration while preventing localized chafing.

• organic cotton long-sleeve girls' t-shirts harvested without toxic pesticides: Pure, hypoallergenic botanical knits designed to keep sensitive skin safe from redness and irritation.

• hypoallergenic 100% cotton long-sleeve girls' tees providing pure chemical-free softness: Certified toxin-free base layers crafted without optical brighteners, chlorine bleaches, or heavy metal dyes.

• tagless, sensitive-skin-friendly long-sleeve tees permanently eliminating neck scratching: Printed with heat-transfer neck labels and smooth flatlock stitching to protect delicate necks.

• soft modal blend stretch long-sleeve girls' tees offering a fluid next-to-skin touch: Luxuriously soft plant-based modal weaves that glide effortlessly across skin during active play.

• lightweight transition-weather long-sleeve girls' tees facilitating airy comfort: Fine-spun jersey fabrics designed to encourage comfortable airflow during shifting seasonal weather.

### Ergonomic Necklines, School Uniform Basics, and Easy Layering

Managing daily morning routines, school dress codes, and seasonal wardrobe layering calls for flexible crewnecks, durable stitching, and versatile multi-packs.

• breathable crewneck long-sleeve girls' t-shirts for classic all-day comfort: Timeless round-neck designs that offer uninhibited neck movement during sports, school, or playtime.

• plain white long-sleeve school undershirt tees for girls offering clean baseline layering: Soft, non-bulky white long-sleeve tops engineered to layer cleanly beneath formal school uniforms.

• layering long-sleeve basic t-shirts for girls adding essential wardrobe versatility: Smooth, fitted long sleeves designed to wear underneath overalls, pinafores, or cozy sweaters.

• multi-pack basic solid long-sleeve girls' t-shirts for an organized wardrobe stock: High-utility multi-packs compiled in essential solid shades to make daily outfit planning simple.

• machine-washable durable long-sleeve girls' tees built for frequent heavy laundering: High-density, pre-shrunk cotton yarns engineered to retain shape, elasticity, and softness wash after wash.

### Active Play Mobility, Thermal Protection, and Outdoor Defense

Whether your daughter is practicing outdoor sports, playing at the park, or enjoying chilly winter outings, adaptive cuts and performance thermal fabrics keep her protected.

• thermal waffle-knit long-sleeve girls' t-shirts trapping warmth in micro-air pockets: Textured waffle grid structures designed to retain body heat efficiently in cool environments.

• fleece-lined warm long-sleeve t-shirts for girls providing plush cold-weather insulation: Heavily brushed interior pile structures engineered to shield vital core warmth against winter drafts.

• moisture-wicking long-sleeve active tees for girls pulling sweat away from skin: Technically treated cotton or lightweight synthetic knits that absorb moisture rapidly during high-energy sports.

• sun-protection UPF 50+ long-sleeve sports tees for girls shielding against UV rays: Certified sun-blocking fabrics engineered to protect delicate arms and shoulders during outdoor activities.

• drop-shoulder casual long-sleeve girls' t-shirts allowing unrestricted arm movement: Modern relaxed shoulder paths that eliminate armhole pulling during gymnastics and outdoor play.

### Charming Boutique Aesthetics and Vibrant Playday Styles

Expressing individual personality through cheerful prints, frilled trims, and classic patterns makes daily dressing fun for girls of all ages.

• cute printed graphic long-sleeve t-shirts for girls displaying imaginative art: Fun character, animal, and botanical illustrations created using safe, non-toxic water-based inks.

• lettuce-trim cuff long-sleeve cotton tees for girls adding sweet wavy wrist details: Delicate frilled lettuce edges along the wrists and hem that elevate basic daily tops into charming outfits.

• gentle ruffled long-sleeve cotton girls' t-shirts featuring graceful shoulder accents: Subtle gathered ruffle trims along the collar or shoulders that add boutique flair.

• soft ribbed-knit long-sleeve tees for girls offering multi-directional stretch: Vertically channeled ribbed fabrics that expand smoothly with body movements while retaining shape.

• vibrant striped long-sleeve girls' t-shirts presenting timeless classic appeal: Crisp horizontal maritime and colorful stripe patterns knit directly into the fabric to prevent color bleeding.

In conclusion, selecting premium girls' long-sleeve t-shirts designed with certified organic fibers, flatlock non-chafing seams, and tagless necklines guarantees a safe, comfortable, and stylish baseline for your child's daily wardrobe. When active girls wear organic cotton long-sleeve girls' t-shirts and layer comfortably in breathable crewneck long-sleeve girls' t-shirts, maintaining skin health and daily comfort becomes completely effortless. At Mumzworld, we remain deeply dedicated to offering the finest children's tops and wardrobe essentials that strictly comply with international skin health and safety standards, ensuring lasting softness, vibrant print retention, and absolute peace of mind for your family across every season.

### Frequently Asked Questions About Girls Long Sleeve T-Shirts

#### Why is 100% organic cotton better than synthetic polyester for girls' long-sleeve t-shirts?

Children's skin is thinner and more permeable than adult skin, making it prone to heat rashes and contact dermatitis when bundled in cool weather. Organic cotton long-sleeve girls' t-shirts and hypoallergenic 100% cotton long-sleeve girls' tees are crafted from pure natural fibers with micro-porous channels that absorb moisture and allow skin to breathe naturally. Synthetic polyester traps heat and perspiration flat against the skin, which can block sweat ducts and trigger contact rashes during active play.

#### How do I layer long-sleeve t-shirts effectively for cold winter weather?

Effective winter layering relies on a breathable baseline. Start with a soft, plain white long-sleeve school undershirt tee for girls or an organic cotton long-sleeve girls' t-shirt directly against the skin to absorb moisture. Layer a cardigan, sweater, or hoodie over the tee to trap warm air, and top with a weather-resistant jacket for outdoor travel. For extra cold days, choose a thermal waffle-knit long-sleeve girls' t-shirt as the base layer.

#### What is the practical safety advantage of tagless necklines on long-sleeve t-shirts?

Traditional woven clothing labels are attached with stiff nylon threads that rub continuously against the sensitive nape of the neck as your child moves. This constant friction causes scratching, redness, and sensory discomfort, especially in full-coverage winter garments. Tagless, sensitive-skin-friendly long-sleeve tees replace physical cloth labels with smooth, heat-transfer care instructions printed directly onto the fabric, ensuring a completely scratch-free experience all day long.

#### How should I launder graphic long-sleeve t-shirts to keep prints from peeling or cracking?

To protect the artwork on cute printed graphic long-sleeve t-shirts for girls, always turn the t-shirt inside out before laundering. Machine wash in cold water (30°C or lower) on a gentle cycle using a mild baby detergent. Avoid using chlorine bleach or synthetic fabric softeners. Always line dry flat in the shade or tumble dry on low heat—never iron directly over the printed graphic area.